Room To Ride
The B1G features the largest rider triangle in the A-Series lineup, providing a more spacious and comfortable riding experience.
SUPER73-B1G
The Big One
$1,799
52V System
- 2P Battery (520Wh)
- Analog Display
- 2-Piston Hydraulic Brakes
- Rigid Fork
- 500W Motor
- BDGR Tires
Trim:
Color: Slate Blue
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Go Big Or Go Home
The SUPER73-B1G is the largest model in the A-Series lineup. Designed with a taller riding position, larger frame geometry, and expanded comfort, the B1G delivers a commanding ride without sacrificing the signature SUPER73 style. Built for riders who want additional space, confidence, and everyday versatility, the B1G combines proven A-Series performance with a larger platform engineered for comfort and control.
Vehicle specifications
- Top Speed | Class 2 20 MPH
- Range | Single Battery Range | 15–20 miles*
- *20+ miles of range at 20mph under Class-2 throttle-only operation.
- Modular secondary battery sold separately
- Charge Time | 5–6 hours
- Battery | 520Wh (52V 10Ah) UL2271 Compliant
- Motor | 500W nominal
- Throttle | Thumb Throttle
- Gearing & Rear Derailleur | Single Speed
- Vehicle Weight | 90 lbs
- Length x Width x Height | 58" x 28" x 40"
- Rider Weight Limit | 250 lbs
- Recommended Rider Height | 5'2" - 6'2"
- Seat Height | 31"
- Frame | Aluminum — largest A-Series platform
- Suspension (if applicable) | Rigid
- Brakes | SUPER73, 2 Piston, Hydraulic
- Tires | BDGR, 20" x 4.5" Front & Rear
- Inner Tubes | 20" x 4.5"
- Head Light | LED
- Tail Light | LED
- Horn | Yes
- Vehicle Assembly | View the SUPER73-B1G Owner's Manual for everything you need to get your bike assembled in about 15 minutes.
Go Bigger
Key Features
Confident Control
A larger frame geometry combined with wide tires creates a stable ride that inspires confidence on every journey.
A-Series Performance
Enjoy the same proven SUPER73 performance package while benefiting from the added comfort and versatility of the B1G platform.
Technical feature callouts
Top Speed
20 MPH
Single Battery Range
15–20 Miles*
Motor
500W Nominal
Bike & Battery
UL Compliant
